JD <jd1008 <at> gmail.com> writes:
If you went to some torrent site, you could be
risking rooting your system with a trojan or a
backdoor.
If a signed checksum file is available, and its signature is verified, and the
ISO's checksum matches the checksum file, it doesn't matter where the ISO came
from. On the other hand, even a "trusted" site can be hacked.